/Engine/Plugins/Importers/USDImporter/Source/UnrealUSDWrapper/Public/UsdWrappers/SdfPrimSpec.h
Corresponds to pxr::SdfSpecType, refer to the USD SDK documentation
namespace UE { enum ESdfSpecType { SdfSpecTypeUnknown = 0, SdfSpecTypeAttribute, SdfSpecTypeConnection, SdfSpecTypeExpression, SdfSpecTypeMapper, SdfSpecTypeMapperArg, SdfSpecTypePrim, SdfSpecTypePseudoRoot, SdfSpecTypeRelationship, SdfSpecTypeRelationshipTarget, SdfSpecTypeVariant, SdfSpecTypeVariantSet, SdfNumSpecTypes, } }